/* ########################################################################

   PICsimLab - PIC laboratory simulator

   ########################################################################

   Copyright (c) : 2010-2022  Luis Claudio Gambôa Lopes

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2, or (at your option)
   any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

   For e-mail suggestions :  lcgamboa@yahoo.com
   ######################################################################## */

#include "part_VCD_Dump.h"
#include "../oscilloscope.h"
#include "../picsimlab.h"
#include "../spareparts.h"

#ifdef __EMSCRIPTEN__
#include <emscripten.h>
#endif

static const char markers[] = "!$%&[()]";

/* outputs */
enum { O_P1, O_P2, O_P3, O_P4, O_P5, O_P6, O_P7, O_P8, O_L1, O_L2, O_L3, O_L4, O_L5, O_L6, O_L7, O_L8, O_NAME, O_REC };

/*inputs*/
enum { I_START, I_VIEW };

cpart_VCD_Dump::cpart_VCD_Dump(unsigned x, unsigned y)
    : font(9, lxFONTFAMILY_TELETYPE, lxFONTSTYLE_NORMAL, lxFONTWEIGHT_BOLD) {
    X = x;
    Y = y;
    aways_update = 1;
    ReadMaps();

    LoadImage();

    input_pins[0] = 0;
    input_pins[1] = 0;
    input_pins[2] = 0;
    input_pins[3] = 0;
    input_pins[4] = 0;
    input_pins[5] = 0;
    input_pins[6] = 0;
    input_pins[7] = 0;

    old_value_pins[0] = 2;
    old_value_pins[1] = 2;
    old_value_pins[2] = 2;
    old_value_pins[3] = 2;
    old_value_pins[4] = 2;
    old_value_pins[5] = 2;
    old_value_pins[6] = 2;
    old_value_pins[7] = 2;

    snprintf(f_vcd_name, 200, "%s/picsimlab-XXXXXX", (const char*)lxGetTempDir("PICSimLab").c_str());
    close(mkstemp(f_vcd_name));
    unlink(f_vcd_name);

    strncat(f_vcd_name, ".vcd", 200);

    f_vcd = fopen(f_vcd_name, "w");
    fclose(f_vcd);
    f_vcd = NULL;

    rec = 0;
    vcd_count = 0;

    RegisterRemoteControl();
}

void cpart_VCD_Dump::RegisterRemoteControl(void) {
    input_ids[I_START]->status = &rec;
    // input_ids[I_START]->update = &output_ids[O_START]->update;
}

cpart_VCD_Dump::~cpart_VCD_Dump(void) {
    delete Bitmap;
    canvas.Destroy();

    if (f_vcd) {
        fclose(f_vcd);
        f_vcd = NULL;
    }
    unlink(f_vcd_name);
}

void cpart_VCD_Dump::Draw(void) {
    int i;
    int to;
    int r, g, b;

    const picpin* ppins = SpareParts.GetPinsValues();

    Update = 0;

    for (i = 0; i < outputc; i++) {
        if (output[i].update)  // only if need update
        {
            output[i].update = 0;

            if (!Update) {
                canvas.Init(Scale, Scale, Orientation);
                canvas.SetFont(font);
            }
            Update++;  // set to update buffer

            switch (output[i].id) {
                case O_P1:
                case O_P2:
                case O_P3:
                case O_P4:
                case O_P5:
                case O_P6:
                case O_P7:
                case O_P8:
                    canvas.SetColor(49, 61, 99);
                    canvas.Rectangle(1, output[i].x1, output[i].y1, output[i].x2 - output[i].x1,
                                     output[i].y2 - output[i].y1);
                    canvas.SetFgColor(255, 255, 255);
                    if (input_pins[output[i].id - O_P1] == 0)
                        canvas.RotatedText("NC", output[i].x1, output[i].y1, 0);
                    else
                        canvas.RotatedText(SpareParts.GetPinName(input_pins[output[i].id - O_P1]), output[i].x1,
                                           output[i].y1, 0);
                    break;
                case O_NAME:
                    canvas.SetColor(49, 61, 99);
                    canvas.Rectangle(1, output[i].x1, output[i].y1, output[i].x2 - output[i].x1,
                                     output[i].y2 - output[i].y1);
                    canvas.SetFgColor(255, 255, 255);
                    to = strlen(f_vcd_name);
                    if (to < 48) {
                        to = 0;
                    } else {
                        to = to - 48;
                    }
                    canvas.RotatedText(f_vcd_name + to, output[i].x1, output[i].y1, 0);
                    break;
                case O_L1:
                case O_L2:
                case O_L3:
                case O_L4:
                case O_L5:
                case O_L6:
                case O_L7:
                case O_L8:
                    if (input_pins[output[i].id - O_L1] > 0) {
                        canvas.SetColor(ppins[input_pins[output[i].id - O_L1] - 1].oavalue, 0, 0);
                    } else {
                        canvas.SetColor(30, 0, 0);
                    }
                    canvas.SetFgColor(0, 0, 0);
                    // draw a circle
                    color1 = canvas.GetBgColor();
                    r = color1.Red() - 120;
                    g = color1.Green() - 120;
                    b = color1.Blue() - 120;
                    if (r < 0)
                        r = 0;
                    if (g < 0)
                        g = 0;
                    if (b < 0)
                        b = 0;
                    color2.Set(r, g, b);
                    canvas.SetBgColor(color2);
                    canvas.Circle(1, output[i].x1, output[i].y1, output[i].r);
                    canvas.SetBgColor(color1);
                    canvas.Circle(1, output[i].x1, output[i].y1, output[i].r - 3);
                    break;
                case O_REC:
                    if (rec > 0) {
                        canvas.SetColor(0, 255, 0);
                    } else {
                        canvas.SetColor(255, 0, 0);
                    }
                    canvas.SetFgColor(0, 0, 0);
                    // draw a circle
                    color1 = canvas.GetBgColor();
                    r = color1.Red() - 120;
                    g = color1.Green() - 120;
                    b = color1.Blue() - 120;
                    if (r < 0)
                        r = 0;
                    if (g < 0)
                        g = 0;
                    if (b < 0)
                        b = 0;
                    color2.Set(r, g, b);
                    canvas.SetBgColor(color2);
                    canvas.Circle(1, output[i].x1, output[i].y1, output[i].r);
                    canvas.SetBgColor(color1);
                    canvas.Circle(1, output[i].x1, output[i].y1, output[i].r - 3);
                    break;
            }
        }
    }

    if (Update) {
        canvas.End();
    }
}

unsigned short cpart_VCD_Dump::get_in_id(char* name) {
    if (strcmp(name, "PB_START") == 0)
        return I_START;
    if (strcmp(name, "PB_VIEW") == 0)
        return I_VIEW;

    printf("Erro input '%s' don't have a valid id! \n", name);
    return -1;
};

unsigned short cpart_VCD_Dump::get_out_id(char* name) {
    if (strcmp(name, "PN_1") == 0)
        return O_P1;
    if (strcmp(name, "PN_2") == 0)
        return O_P2;
    if (strcmp(name, "PN_3") == 0)
        return O_P3;
    if (strcmp(name, "PN_4") == 0)
        return O_P4;
    if (strcmp(name, "PN_5") == 0)
        return O_P5;
    if (strcmp(name, "PN_6") == 0)
        return O_P6;
    if (strcmp(name, "PN_7") == 0)
        return O_P7;
    if (strcmp(name, "PN_8") == 0)
        return O_P8;

    if (strcmp(name, "LD_1") == 0)
        return O_L1;
    if (strcmp(name, "LD_2") == 0)
        return O_L2;
    if (strcmp(name, "LD_3") == 0)
        return O_L3;
    if (strcmp(name, "LD_4") == 0)
        return O_L4;
    if (strcmp(name, "LD_5") == 0)
        return O_L5;
    if (strcmp(name, "LD_6") == 0)
        return O_L6;
    if (strcmp(name, "LD_7") == 0)
        return O_L7;
    if (strcmp(name, "LD_8") == 0)
        return O_L8;

    if (strcmp(name, "DI_NAME") == 0)
        return O_NAME;
    if (strcmp(name, "LD_REC") == 0)
        return O_REC;

    printf("Erro output '%s' don't have a valid id! \n", name);
    return 1;
}

lxString cpart_VCD_Dump::WritePreferences(void) {
    char prefs[256];

    sprintf(prefs, "%hhu,%hhu,%hhu,%hhu,%hhu,%hhu,%hhu,%hhu", input_pins[0], input_pins[1], input_pins[2],
            input_pins[3], input_pins[4], input_pins[5], input_pins[6],
            input_pins[7] /*(const char *)viewer.c_str ()*/);

    return prefs;
}

void cpart_VCD_Dump::ReadPreferences(lxString value) {
    sscanf(value.c_str(), "%hhu,%hhu,%hhu,%hhu,%hhu,%hhu,%hhu,%hhu", &input_pins[0], &input_pins[1], &input_pins[2],
           &input_pins[3], &input_pins[4], &input_pins[5], &input_pins[6], &input_pins[7]);
}

void cpart_VCD_Dump::ConfigurePropertiesWindow(CPWindow* WProp) {
    lxString Items = SpareParts.GetPinsNames();
    lxString spin;

    ((CCombo*)WProp->GetChildByName("combo1"))->SetItems(Items);
    if (input_pins[0] == 0)
        ((CCombo*)WProp->GetChildByName("combo1"))->SetText("0  NC");
    else {
        spin = SpareParts.GetPinName(input_pins[0]);
        ((CCombo*)WProp->GetChildByName("combo1"))->SetText(itoa(input_pins[0]) + "  " + spin);
    }

    ((CCombo*)WProp->GetChildByName("combo2"))->SetItems(Items);
    if (input_pins[1] == 0)
        ((CCombo*)WProp->GetChildByName("combo2"))->SetText("0  NC");
    else {
        spin = SpareParts.GetPinName(input_pins[1]);
        ((CCombo*)WProp->GetChildByName("combo2"))->SetText(itoa(input_pins[1]) + "  " + spin);
    }

    ((CCombo*)WProp->GetChildByName("combo3"))->SetItems(Items);
    if (input_pins[2] == 0)
        ((CCombo*)WProp->GetChildByName("combo3"))->SetText("0  NC");
    else {
        spin = SpareParts.GetPinName(input_pins[2]);
        ((CCombo*)WProp->GetChildByName("combo3"))->SetText(itoa(input_pins[2]) + "  " + spin);
    }

    ((CCombo*)WProp->GetChildByName("combo4"))->SetItems(Items);
    if (input_pins[3] == 0)
        ((CCombo*)WProp->GetChildByName("combo4"))->SetText("0  NC");
    else {
        spin = SpareParts.GetPinName(input_pins[3]);
        ((CCombo*)WProp->GetChildByName("combo4"))->SetText(itoa(input_pins[3]) + "  " + spin);
    }

    ((CCombo*)WProp->GetChildByName("combo5"))->SetItems(Items);
    if (input_pins[4] == 0)
        ((CCombo*)WProp->GetChildByName("combo5"))->SetText("0  NC");
    else {
        spin = SpareParts.GetPinName(input_pins[4]);
        ((CCombo*)WProp->GetChildByName("combo5"))->SetText(itoa(input_pins[4]) + "  " + spin);
    }

    ((CCombo*)WProp->GetChildByName("combo6"))->SetItems(Items);
    if (input_pins[5] == 0)
        ((CCombo*)WProp->GetChildByName("combo6"))->SetText("0  NC");
    else {
        spin = SpareParts.GetPinName(input_pins[5]);
        ((CCombo*)WProp->GetChildByName("combo6"))->SetText(itoa(input_pins[5]) + "  " + spin);
    }

    ((CCombo*)WProp->GetChildByName("combo7"))->SetItems(Items);
    if (input_pins[6] == 0)
        ((CCombo*)WProp->GetChildByName("combo7"))->SetText("0  NC");
    else {
        spin = SpareParts.GetPinName(input_pins[6]);
        ((CCombo*)WProp->GetChildByName("combo7"))->SetText(itoa(input_pins[6]) + "  " + spin);
    }

    ((CCombo*)WProp->GetChildByName("combo8"))->SetItems(Items);
    if (input_pins[7] == 0)
        ((CCombo*)WProp->GetChildByName("combo8"))->SetText("0  NC");
    else {
        spin = SpareParts.GetPinName(input_pins[7]);
        ((CCombo*)WProp->GetChildByName("combo8"))->SetText(itoa(input_pins[7]) + "  " + spin);
    }

    //((CEdit*) WProp->GetChildByName ("edit1"))->SetText (viewer);

    ((CButton*)WProp->GetChildByName("button1"))->EvMouseButtonRelease = SpareParts.PropButtonRelease;
    ((CButton*)WProp->GetChildByName("button1"))->SetTag(1);

    ((CButton*)WProp->GetChildByName("button2"))->EvMouseButtonRelease = SpareParts.PropButtonRelease;

    //((CButton*) WProp->GetChildByName ("button3"))->EvMouseButtonRelease = EVMOUSEBUTTONRELEASE &
    // CPWindow5::PropButtonRelease;
    //((CButton*) WProp->GetChildByName ("button3"))->SetTag (2 + id);

    // Window5.filedialog1.SetFileName (viewer);

    VDWProp = WProp;
}

void cpart_VCD_Dump::ReadPropertiesWindow(CPWindow* WProp) {
    input_pins[0] = atoi(((CCombo*)WProp->GetChildByName("combo1"))->GetText());
    input_pins[1] = atoi(((CCombo*)WProp->GetChildByName("combo2"))->GetText());
    input_pins[2] = atoi(((CCombo*)WProp->GetChildByName("combo3"))->GetText());
    input_pins[3] = atoi(((CCombo*)WProp->GetChildByName("combo4"))->GetText());
    input_pins[4] = atoi(((CCombo*)WProp->GetChildByName("combo5"))->GetText());
    input_pins[5] = atoi(((CCombo*)WProp->GetChildByName("combo6"))->GetText());
    input_pins[6] = atoi(((CCombo*)WProp->GetChildByName("combo7"))->GetText());
    input_pins[7] = atoi(((CCombo*)WProp->GetChildByName("combo8"))->GetText());
}

void cpart_VCD_Dump::Process(void) {
    if (rec) {
        const picpin* ppins = SpareParts.GetPinsValues();

        vcd_count++;
        int tprint = 0;

        for (int i = 0; i < 8; i++) {
            if (input_pins[i] != 0) {
                if (ppins[input_pins[i] - 1].value != old_value_pins[i]) {
                    if (!tprint) {
                        tprint = 1;
                        fprintf(f_vcd, "#%li\n", vcd_count);
                    }
                    old_value_pins[i] = ppins[input_pins[i] - 1].value;
                    fprintf(f_vcd, "%i%c\n", old_value_pins[i], markers[i]);
                    fflush(f_vcd);
                }
            }
        }
    }
}

void cpart_VCD_Dump::PostProcess(void) {
    const picpin* ppins = SpareParts.GetPinsValues();

    for (int i = 0; i < 8; i++) {
        if (input_pins[i] && (output_ids[O_L1 + i]->value != ppins[input_pins[i] - 1].oavalue)) {
            output_ids[O_L1 + i]->value = ppins[input_pins[i] - 1].oavalue;
            output_ids[O_L1 + i]->update = 1;
        }
    }
}

void cpart_VCD_Dump::EvMouseButtonPress(uint button, uint x, uint y, uint state) {
    int i;

    for (i = 0; i < inputc; i++) {
        if (PointInside(x, y, input[i])) {
            switch (input[i].id) {
                case I_START:
                    if (!rec) {
                        float tscale = 1.0e12 / PICSimLab.GetBoard()->MGetInstClockFreq();  // ps step

                        f_vcd = fopen(f_vcd_name, "w");
                        vcd_count = 0;

                        fprintf(f_vcd,
                                "$version Generated by PICSimLab $end\n"
                                "$timescale %ips $end\n"
                                "$scope module logic $end\n"
                                "$var wire 1 !  1-%s $end\n"
                                "$var wire 1 $  2-%s $end\n"
                                "$var wire 1 %%  3-%s $end\n"
                                "$var wire 1 &  4-%s $end\n"
                                "$var wire 1 [  5-%s $end\n"
                                "$var wire 1 (  6-%s $end\n"
                                "$var wire 1 )  7-%s $end\n"
                                "$var wire 1 ]  8-%s $end\n"
                                "$upscope $end\n"
                                "$enddefinitions $end\n"
                                "$dumpvars\n"
                                "x!\n"
                                "x$\n"
                                "x%%\n"
                                "x&\n"
                                "x[\n"
                                "x(\n"
                                "x)\n"
                                "x[\n"
                                "$end\n",
                                (int)tscale, (const char*)SpareParts.GetPinName(input_pins[0]).c_str(),
                                (const char*)SpareParts.GetPinName(input_pins[1]).c_str(),
                                (const char*)SpareParts.GetPinName(input_pins[2]).c_str(),
                                (const char*)SpareParts.GetPinName(input_pins[3]).c_str(),
                                (const char*)SpareParts.GetPinName(input_pins[4]).c_str(),
                                (const char*)SpareParts.GetPinName(input_pins[5]).c_str(),
                                (const char*)SpareParts.GetPinName(input_pins[6]).c_str(),
                                (const char*)SpareParts.GetPinName(input_pins[7]).c_str());
                        rec = 1;
                    } else {
                        rec = 0;
                        if (f_vcd) {
                            fclose(f_vcd);
                            f_vcd = NULL;
                        }
                    }
                    output_ids[O_REC]->update = 1;
                    break;
                case I_VIEW:
#ifdef __EMSCRIPTEN__
                    EM_ASM_(
                        {
                            var filename = UTF8ToString($0);
                            var buf = FS.readFile(filename);
                            var blob = new Blob([buf], { "type" : "application/octet-stream" });
                            var text = URL.createObjectURL(blob);

                            var element = document.createElement('a');
                            element.setAttribute('href', text);
                            element.setAttribute('download', filename);

                            element.style.display = 'none';
                            document.body.appendChild(element);

                            element.click();

                            document.body.removeChild(element);
                            URL.revokeObjectURL(text);
                        },
                        f_vcd_name);
#else
                    lxLaunchDefaultApplication(f_vcd_name);
#endif
                    break;
            }
        }
    }
}

part_init(PART_VCD_DUMP_Name, cpart_VCD_Dump, "Virtual");
